What you need to know
Check yourself against these “I can” statements.
- I can change the subject of a simple formula
- I can rearrange formulae with the subject appearing more than once
- I can rearrange formulae with fractions, squares, square roots or cube roots
Practise this topic
3 resourcesChange the Subject of a Formula
From two-variable formulae to the subject in the denominator or appearing twice. Six difficulty levels, timed, click to reveal.
⬢ BlockbustersChange the Subject of a Formula Blockbusters
Blockbusters with the questions from the Change the Subject of a Formula worksheet: choose its levels for the ordinary hexagons and for the harder ★ ones. Show the answer and the worked solution, or play against the computer with…
🔤 Fill the GapsFill the Gaps: Maths Vocabulary
A sentence explaining one of the unit’s key words, with gaps. Pick the right word for each gap from the words scattered round it: the right ones and plenty of wrong ones. A deck for every unit.
These are the pages for Rearranging formulae in the GCSE scheme of work, following Pearson Edexcel GCSE (9–1) Mathematics, Higher tier (1MA1). Open this topic in Mr Wells Maths to see it alongside the rest of the course.